18659794

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:801

約数の個数: 16

約数和(自身を含む): 28541376

約数和(自身を除く): 9881582

約数列:

[1, 2, 71, 142, 331, 397, 662, 794, 23501, 28187, 47002, 56374, 131407, 262814, 9329897, 18659794]

約数ペア:

[(1, 18659794), (2, 9329897), (71, 262814), (142, 131407), (331, 56374), (397, 47002), (662, 28187), (794, 23501)]